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Case #0040 - Pre-Owned Zenith Chronomaster Sport – Ref. 03.3100.3600/21.M3100

Case #0040 - Pre-Owned Zenith Chronomaster Sport – Ref. 03.3100.3600/21.M3100

$6,300.00 USD
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Case #0040 — Zenith Chronomaster Sport — Ref. 03.3100.3600/21.M3100


Status: Available (Pre-Owned)
Scope: Full kit — box, papers, warranty card
Condition: Excellent pre-owned condition with only light, honest signs of careful wear.


Case Notes
A modern sports chronograph with real pedigree: the Chronomaster Sport takes Zenith’s El Primero legacy and sharpens it into a daily-ready, 1/10th-second instrument—sleek, tough, and unmistakably Zenith.


Evidence

  • Reference: 03.3100.3600/21.M3100

  • Case: 41mm stainless steel

  • Dial: Black with silver sub-dials

  • Bezel: Black ceramic with engraved 1/10th-second scale

  • Movement: El Primero 3600 automatic (36,000 vph, ~60-hour power reserve)

  • Crystal: Sapphire with AR coating

  • Bracelet: Stainless steel with folding clasp

  • Water Resistance: 100m


🌟 Celebrity Provenance
Brad Pitt, Aaron Rodgers, and Patrick Mouratoglou have all been spotted with the Chronomaster Sport—an unusually clean trio of signals: Hollywood ease, competitive edge, and precision coaching energy.


Provenance
The Chronomaster Sport is the modern extension of Zenith’s most famous calling card: El Primero—an integrated automatic chronograph lineage that traces back to 1969. This reference keeps the heritage intact while stepping firmly into the now, pairing high-frequency chronograph credentials with a ceramic bezel and a silhouette built for daily rotation.


Story
This is the chrono that doesn’t wait for the weekend—it is the weekend. Polished enough to clean up under a cuff, sporty enough to live on-wrist, and legible enough to do its job without drama, the Chronomaster Sport is for the collector who wants history in the bloodstream—but modern edge at the surface.


Case File

  • Why it matters: A true descendant of the El Primero story, executed as a contemporary, everyday sports chronograph.

  • What it brings: 1/10th-second design language, ceramic bezel toughness, and a dial layout that reads fast and wears even faster.

  • Who it’s for: The buyer who wants icon-level chronograph credibility without sacrificing daily practicality.


BST Verdict
If you want a chronograph with legitimate bloodlines, modern wearability, and that “caught on camera” cultural tailwind—Case #0040 is a clean close.